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teoman · 02-04-2018, 02:28 AM

On my car and motorbike, at 14.1 V it always draws some amps. (From adjustable power supply with amp meter to battery).

Not much, but you are constantly wasting a bit of energy.

Then again the car may not be happy if voltage drops further.

02-04-2018, 02:28 AM	#19 (permalink)
teoman Master EcoModder Join Date: Jan 2017 Location: Istanbul Posts: 1,245 A3 - '12 Audi A3 Thanks: 65 Thanked 225 Times in 186 Posts	On my car and motorbike, at 14.1 V it always draws some amps. (From adjustable power supply with amp meter to battery). Not much, but you are constantly wasting a bit of energy. Then again the car may not be happy if voltage drops further.